Home / 22,712.24-31,325.12-14,757.02

Finding the Fourth Proportional to 22,712.24, 31,325.12 and 14,757.02

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Solution

The fourth proportional to 22,712.24, 31,325.12 and 14,757.02 is: 20,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.24 : 31,325.12 = 14,757.02 : x
  2. Step 2: Convert to fraction form
    22,712.24/31,325.12 = 14,757.02/x
  3. Step 3: Cross multiply
    22,712.24x = 31,325.12 × 14,757.02
  4. Step 4: Simplify right side
    22,712.24x = 462,265,422.34
  5. Step 5: Solve for x
    x = 462,265,422.34/22,712.24
  6. Step 6: Final answer
    x = 20,353.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.